<!-- 头部开始 -->
{% include "public/header.html" %}
<!-- 头部结束 -->
<!-- 内容区开始 -->
<body>
    {% block content %}

    {% endblock %}
</body>
<!-- 内容区结束 -->
<!-- 脚部开始 -->
{% include "public/footer.html" %}
<!-- 脚部结束 -->